Improved, low viscosity, shelf stable, energy-actiivated compositions, equipment, sytems and methods for producing same

Abstract

The present invention provides low viscosity energy-activated room temperature polymer compositions, equipment, systems and methods for handling, activating and dispensing the thermodynamically unstable, high solids, activatable liquid compositions.

1 - 22 . (canceled) 
     
     
         22 . A delivery system for a thermally activatable composition, the delivery system having:
 a low pressure side comprising a reservoir for receiving the thermally activatable composition; and   a high pressure side comprising a pump having an input side for receiving a flow of the thermally activatable composition from the reservoir, wherein the high pressure side further comprises a heat break between the input side and the heat exchanger/dispenser, said heat break comprising:
 a first insulator, with a first end connected to the heat exchanger/dispenser and; 
 a tubular heat dissipator made of a conductive material, 
   the first end of said heat dissipator being connected to the second end of the first insulator.   
     
     
         23 . (canceled) 
     
     
         24 . The delivery system according to  claim 22  wherein the heat break further comprises:
 a second insulator connected to the second end of the tubular heat dissipater. 
 
     
     
         25 . The delivery system according to  claim 24  wherein the heat break further comprises an internal heat dissipater having a pin portion extending into the inner channel of the tubular heat dissipater and grooves that allow the thermally activatable composition to pass through the heat break to the heat exchanger/dispenser. 
     
     
         26 . The delivery system according to  claim 25  wherein when the pressure is rapidly reduced on the high pressure side, thermally activatable material that has been heated cools to form a chemical plug between the pin portion of the internal heat dissipater and inner walls of the tubular heat dissipater defining the inner channel therethrough, the chemical plug being dislodgeable when pressure is reapplied to the high pressure side of the delivery system. 
     
     
         27 . A heat break for use in a high pressure side of delivery system for a thermally activatable composition that includes a heat exchanger/dispenser, the heat break comprising
 a first insulator connected to the heat exchanger/dispenser; and   a tubular heat dissipater including an inner channel, said tubular heat dissipater being connected to the first insulator.   
     
     
         28 . The heat break according to  claim 27  wherein the heat break further comprises a second insulator connected to the tubular heat dissipater. 
     
     
         29 . The heat break according to  claim 28  wherein the heat break further comprises an internal heat dissipater having a pin portion extending into the inner channel of the tubular heat dissipater and grooves that allow the thermally activatable composition to pass through the heat break to the heat exchanger/dispenser. 
     
     
         30 . The heat break according to  claim 29  wherein when the pressure is rapidly reduced on the high pressure side of the delivery system, the heat break is adapted to cause thermally activatable material that has been heated to cool to form a chemical plug between the pin portion of the internal heat dissipater and inner walls of the tubular heat dissipater defining the inner channel therethrough, the chemical plug being dislodgeable when pressure is reapplied to the high pressure side of the delivery system. 
     
     
         31 . The heat break according to  claim 27  wherein the outer surface of the tubular heat dissipator comprises a plurality of heat sink fins. 
     
     
         32 . The heat break according to  claim 27  wherein the heat dissipator is made of a conductive material. 
     
     
         33 . The heat break according to  claim 32  wherein the conductive material is aluminum. 
     
     
         34 . The delivery system of  claim 22  further comprising a friction loss coil.